Finding the Fourth Proportional to 36,774,014.70, 55,161,022.05 and 31,105,310.70
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Solution
The fourth proportional to 36,774,014.70, 55,161,022.05 and 31,105,310.70 is: 46,657,966.05
Step by Step Solution
- Step 1: Write the proportion equation
36,774,014.70 : 55,161,022.05 = 31,105,310.70 : x - Step 2: Convert to fraction form
36,774,014.70/55,161,022.05 = 31,105,310.70/x - Step 3: Cross multiply
36,774,014.70x = 55,161,022.05 × 31,105,310.70 - Step 4: Simplify right side
36,774,014.70x = 1,715,800,729,394,800.75 - Step 5: Solve for x
x = 1,715,800,729,394,800.75/36,774,014.70 - Step 6: Final answer
x = 46,657,966.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.